Revert "Revert of add colortable support to imagegenerator (https://codereview.chromium.org/3044430…

gm/peekpixels.cpp

Index: gm/peekpixels.cpp
diff --git a/gm/peekpixels.cpp b/gm/peekpixels.cpp
index 484e4e03b408c1e158cdf8d3d63814356d1bc744..01a60c124ff70581bea3c0d0789e36043e9c21fa 100644
--- a/gm/peekpixels.cpp
+++ b/gm/peekpixels.cpp
@@ -46,8 +46,7 @@ protected:
                 SkImageInfo info;
                 size_t rowBytes;
                 const void* addr = surfCanvas->peekPixels(&info, &rowBytes);
-                if (addr && bitmap.installPixels(info, const_cast<void*>(addr),
-                                                 rowBytes, NULL, NULL)) {
+                if (addr && bitmap.installPixels(info, const_cast<void*>(addr), rowBytes)) {
                     canvas->drawBitmap(bitmap, 0, 0, NULL);
                 }
             }